package com.zelix;

import java.util.*;

public class f1 extends HashSet
{

    private String a;

    public f1()
    {
    }

    public f1(String s, Collection collection)
    {
        super(collection);
        a = s;
    }

    public f1(String s, Map map)
    {
        this(s, ((Collection) (map.keySet())));
    }

    public f1(Collection collection)
    {
        super(collection);
    }

    public Object clone()
    {
        return super.clone();
    }

    public String b()
    {
        return a;
    }
}